This article, through on-the -spot investigation and combined with related documents and material objects,raises new viewpoints with regard to vital historical problems reflected the relationship between Tuyuhun and Tubo regine,the grave of Tubo regine and cultural exchange of Qinghai road at that time.

Study on the Foundation History of Tubo Kingdom is Yamaguchi Mitsusu s works on Tibetan literature of ancient Tibetan history,introducing the ancient Tibetan history studies from the middle of 19th century to that of 20th century and elaborating the feature of different periods and works and their significance.

About the Un-slavery Nature of Tubo Dynasty;

Queen Beiji Angchu of Tubo and Her Preface of Dunhuang Proofreading Scriptures

Tibetan Society in the Islamic Cultural View——Tibetan Chronicle in Arabic and Persian Documents during 8th to 16th century;

"Tibet-Bolor Path" in China-West Traffic in the Tang Dynasty;

The Governmental Herdsmen during the Era of Tibetan Governing Dunhuang;

On the Relation of Politicics and Religion during Tubo Kingdom;

Influences of Tubo in Tang Dynasty on the Minorities Migration in China s West Region;

The Application of Dendrochronology in the Research of Tuyuhun and Tubo Tombs in Western Qinghai Area;